Home / 2,257.26-3,112.86-1,459.56

Finding the Fourth Proportional to 2,257.26, 3,112.86 and 1,459.56

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Solution

The fourth proportional to 2,257.26, 3,112.86 and 1,459.56 is: 2,012.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,257.26 : 3,112.86 = 1,459.56 : x
  2. Step 2: Convert to fraction form
    2,257.26/3,112.86 = 1,459.56/x
  3. Step 3: Cross multiply
    2,257.26x = 3,112.86 × 1,459.56
  4. Step 4: Simplify right side
    2,257.26x = 4,543,405.94
  5. Step 5: Solve for x
    x = 4,543,405.94/2,257.26
  6. Step 6: Final answer
    x = 2,012.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.